Data Center

A MULTI-DISCIPLINED METHOD TO
MEETING THE WORLD’S CRITICAL INFRASTRUCTURE NEEDS.

MMR’s Mission Critical Construction division supports clients' most critical power demands through a multi-disciplined program and project management approach.

We can reduce cycle times and cost per megawatt with the unique ability to self-perform electrical construction, telecommunications and security systems, fire alarm and gas services. With our extensive experience, diversified labor resources and safety-minded culture, MMR Mission Critical is ready to successfully deliver your next project.

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Awards

Our Track Record
Speaks for Itself.

MMR Group consistently ranks at the top of Engineering News-Record's annual specialty contractors list. We're no stranger to 1 million work-hour projects, and we manage 30 offices throughout North and South America.

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OCI Wever IA

Diversity in Experience
That’s Second to None.

MMR has the unique ability to work across industry lines in the chemical and petrochemical, oil and gas, industrial manufacturing, power generation and power development sectors.

In the downstream market, we have extensive experience working with refiners, chemical and petrochemical companies throughout the world. MMR garnered national recognition for its work on the IFCo Nitrogen Fertilizer Plant Project, which is one of the largest fertilizer plants in the world.

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Data Center

A MULTI-DISCIPLINED METHOD TO
MEETING THE WORLD’S CRITICAL INFRASTRUCTURE NEEDS.

MMR’s Mission Critical Construction division supports clients' most critical power demands through a multi-disciplined program and project management approach.

We can reduce cycle times and cost per megawatt with the unique ability to self-perform electrical construction, telecommunications and security systems, fire alarm and gas services. With our extensive experience, diversified labor resources and safety-minded culture, MMR Mission Critical is ready to successfully deliver your next project.

Learn More

Awards

Our Track Record
Speaks for Itself.

MMR Group consistently ranks at the top of Engineering News-Record's annual specialty contractors list. We're no stranger to 1 million work-hour projects, and we manage 30 offices throughout North and South America.

Learn More

Project Spotlight

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Black Hills Energy Cheyenne WY

Black Hills Energy Cheyenne Light Fuel & Power

Cheyenne, WY

The Black Hills Cheyenne Prairie Power Project, a joint venture with Cheyenne Light, constructed three natural gas fire turbines with a total capacity of 132 megawatts of power to provide reliable, cost-effective electricity service for up to 100,000 household residents and protect customers from energy cost volatility in Cheyenne, WY. MMR installed all electrical components and performed integration of all electrical systems for this project.

Power Generation

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SERVICES

Instrument & Technical Services
Electrical Construction
Power Distribution
Panel & Modular Control Bldg.
Telecomm & Security Systems
Commissioning & Start-Up
Power Development
Maintenance Services
Mission Critical Construction
Power Engineering & Design

RECRUITING AND TRAINING A BEST-IN-CLASS WORKFORCE.

Safety, quality, and client satisfaction are the unquestionable priorities for MMR. Keeping these values at the forefront of our operation requires high standards for recruiting and training. Our progressive programs are propelling MMR ahead of projected manpower requirements.

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CAREERS

Field Personnel
Internships
District Office
Corporate Office

LATEST NEWS

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Featured Story

MMR Hosts Grand Opening for Regional Office in Salt Lake City, Utah

August 19, 2025

MMR Group, Inc., the largest open-shop electrical and instrumentation contractor in the United States, is proud to announce the grand opening of its regional office in Salt Lake City, Utah. This strategic expansion further strengthens the company’s ability to serve its growing client base throughout the western United States and underscores its long-standing commitment to regional economic development. 

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